Cutting tool insert



FIG. 1 is a top and left side perspective view of a cutting tool insert according to the first embodiment of the invention;

FIG. 2 is a top plan view of the cutting tool insert in FIG. 1;

FIG. 3 is an elevational view, taken from the right side of FIG. 2, the opposite side being a mirror image;

FIG. 4 is a bottom plan view of the cutting tool insert in FIG. 1;

FIG. 5 is a cross-sectional view taken along line V--V in FIG. 2;

FIG. 6 is a cross-sectional view taken along line VI--VI in FIG. 2;

FIG. 7 is a top and left side perspective view of a cutting tool insert according to the second embodiment of the invention;

FIG. 8 is a top plan view of a the cutting tool insert in FIG. 7;

FIG. 9 is an elevational view, taken from the right side of FIG. 8, the opposite side being a mirror image;

FIG. 10 is a bottom plan view of the cutting tool insert in FIG. 7;

FIG. 11 is a cross-sectional view taken along line XI--XI in FIG. 8; and,

FIG. 12 is a cross-sectional view taken along line XII--XII in FIG. 8. 

The ornamental design for a cutting tool insert, as shown and described. 